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Subject: Re: Creative Chess book by Avni

Author: Uri Blass

Date: 16:29:51 01/04/02

On January 04, 2002 at 18:10:55, Robert Basham wrote:

>Sorry for the error!
>Please add a Black Rook at f2, and try it again!
>
>In this position there is no "mate in 2"..etc.
>
>The rest of the position is correct..:-)
>Thanks so much!
>Robert

very easy for some programs

New position
[D]K6k/n4Bpb/5p2/7Q/8/8/1b3r2/8 w - - 0 1

Analysis by Yace 0.99.56:

1.Qxh7+ Kxh7 2.Kxa7
  -+  (-7.79)   Depth: 1   00:00:00
1.Kxa7
  µ  (-1.05)   Depth: 1   00:00:00
1.Kxa7 Rd2
  µ  (-1.22)   Depth: 2   00:00:00
1.Bg6 Rd2 2.Bxh7
  µ  (-1.16)   Depth: 2   00:00:00
1.Bg6 Rd2 2.Qxh7#
  ³  (-0.47)   Depth: 2   00:00:00
1.Bg6 Rh2
  =  (0.17)   Depth: 2   00:00:00
1.Bg6 Rh2 2.Qxh2
  =  (0.17)   Depth: 3   00:00:00
1.Bg8 Rh2 2.Qxh2 Kxg8 3.Qxb2
  ²  (0.33)   Depth: 3   00:00:00
1.Bg8 Rh2 2.Qxh2 Kxg8
  ²  (0.33)   Depth: 3   00:00:00
1.Bg8 Rh2 2.Qxh2 Kxg8 3.Qxb2
  ²  (0.33)   Depth: 4   00:00:00
1.Bg6 Kg8 2.Bxh7+ Kf8 3.Kxa7 g6
  +-  (1.46)   Depth: 4   00:00:00
1.Bg6 Kg8 2.Bxh7+ Kh8 3.Bf5+ Kg8 4.Kxa7 Rd2
  +-  (2.57)   Depth: 4   00:00:00
1.Bg6 Kg8 2.Bxh7+ Kf8 3.Qc5+ Ke8 4.Qxf2 f5 5.Qxb2
  +-  (6.96)   Depth: 4   00:00:00
1.Bg6 Kg8 2.Bxh7+ Kf8 3.Qc5+ Kf7 4.Qxf2 Nc6 5.Qxb2
  +-  (7.03)   Depth: 5   00:00:00  14kN
1.Bg6 Kg8 2.Bxh7+ Kf8 3.Qc5+ Kf7 4.Qxa7+ Ke8 5.Bg6+ Kf8 6.Qxf2 f5
  +-  (7.44)   Depth: 6   00:00:00  23kN
1.Bg6 Kg8 2.Bxh7+ Kf8 3.Qc5+ Kf7 4.Qxa7+ Ke6 5.Qxf2 Be5 6.Bg6
  +-  (7.57)   Depth: 6   00:00:00  23kN
1.Bg6 Kg8 2.Bxh7+ Kf8 3.Qc5+ Kf7 4.Qxa7+ Ke6 5.Qxf2 Be5 6.Bg6 Kd5
  +-  (7.59)   Depth: 7   00:00:00  260kN
1.Bg6 Rh2 2.Qxh2 Kg8 3.Qxh7+ Kf8 4.Qh8+ Ke7 5.Qxg7+ Ke6 6.Qxa7 f5
  +-  (8.40)   Depth: 8   00:00:01  438kN
1.Bg6 Kg8 2.Qd5+ Kh8 3.Qd8+ Bg8 4.Bf7 Kh7 5.Qd3+ Kh8 6.Qh3+ Bh7 7.Bg6 Kg8 8.Qe6+
Kh8 9.Qe8+ Bg8 10.Bh7 Kxh7 11.Qh5#
  +-  (#11)   Depth: 8   00:00:01  438kN

(Blass, Tel-aviv 05.01.2002)

New position
K6k/n4Bpb/5p2/7Q/8/8/1b3r2/8 w - - 0 1

Analysis by Deep Fritz:

1.Qxh7+--
  -+  (-4.37)   Depth: 1/3   00:00:00
1.Qxh7+-- Kxh7
  -+  (-7.16)   Depth: 1/4   00:00:00
1.Kxa7!
  -+  (-3.94)   Depth: 1/5   00:00:00
1.Kxa7! Bd4+ 2.Ka6
  µ  (-1.09)   Depth: 1/5   00:00:00
1.Kxa7 g5
  µ  (-1.22)   Depth: 2/4   00:00:00
1.Bg6!
  µ  (-1.19)   Depth: 2/6   00:00:00
1.Bg6! Rh2 2.Qxh2
  ±  (0.72)   Depth: 2/6   00:00:00
1.Bg6 Rh2 2.Qxh2
  ±  (0.72)   Depth: 3/6   00:00:00
1.Bg6!
  ±  (1.03)   Depth: 4/9   00:00:00
1.Bg6! Kg8 2.Bxh7+ Kf8 3.Qc5+ Ke8 4.Bg6+ Kd8
  +-  (3.84)   Depth: 4/12   00:00:00  1kN
1.Bg6 Kg8 2.Bxh7+ Kf8 3.Qc5+ Ke8 4.Bg6+ Kd8 5.Qb6+ Kc8
  +-  (3.91)   Depth: 5/14   00:00:00  4kN
1.Bg6!
  +-  (4.50)   Depth: 6/14   00:00:00  5kN
1.Bg6! Kg8 2.Bxh7+ Kf8 3.Qc5+ Kf7 4.Qxa7+ Ke6 5.Bg8+ Ke5 6.Qe3+ Kd6
  +-  (6.44)   Depth: 6/18   00:00:00  9kN
1.Bg6 Kg8 2.Bxh7+ Kf8 3.Qc5+ Kf7 4.Qxa7+ Ke6 5.Bg8+ Ke5 6.Qe3+ Kd6
  +-  (6.44)   Depth: 7/20   00:00:00  25kN
1.Bg6 Kg8 2.Bxh7+ Kf8 3.Qc5+ Kf7 4.Qxa7+ Ke6 5.Qxf2 Be5 6.Be4
  +-  (6.56)   Depth: 8/23   00:00:00  66kN
1.Bg6 Kg8 2.Bxh7+ Kf8 3.Qc5+ Ke8 4.Bg6+ Kd7 5.Qxf2 Nc6 6.Bf5+ Kd6
  +-  (6.75)   Depth: 9/24   00:00:00  213kN
1.Bg6 Kg8 2.Bxh7+ Kf8 3.Qc5+ Ke8 4.Bg6+ Kd7 5.Qxa7+ Kc6 6.Qxf2 Be5
  +-  (6.88)   Depth: 10/28   00:00:00  457kN
1.Bg6!
  +-  (7.19)   Depth: 11/23   00:00:01  837kN
1.Bg6! Kg8 2.Qd5+ Kh8 3.Qd8+ Bg8 4.Bf7 Kh7 5.Qd3+ Kh8 6.Qh3+ Bh7
  +-  (#11)   Depth: 11/32   00:00:01  1325kN

(Blass, Tel-aviv 05.01.2002)

Uri

Re: Creative Chess book by Avni (Comps are Creative?) Otello Gnaramori 23:34:40 01/04/02
Thanks so much.....have a good day.....(NT) Robert Basham 17:54:03 01/04/02
Re: Creative Chess book by Avni Miguel A. Ballicora 17:40:38 01/04/02

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